Comm v2.0

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See poorman's\ tcomm.sh for a netcat example

Seperators in messages are the character 0x1d "group seperator" aka ^]

Standard hailing frequency: Port 2848

• client name - login request with name %s

	NAME %s

• client sends a message to all

	MESSAGE %s

• client sets its message colour (this message is not sent back to a client)

	COLOUR %s

• Client List

	CLIENT_LIST

Server Reply:

	CLIENT_LIST_START
	CLIENT_LIST %s^]%s % name, sep, col

or:

	CLIENT_LIST %s % name
	CLIENT_LIST_END

for each client except the queryer

• request to change name server replies with ERR if unsuccessful (otherwise RENAME %s %s is sent)

	RENAME %s

• request root-control of server with password %s if unsuccessful, an ERR message is returned otherwise, the server may optionally send an informational message (INFO)

	SU %s

• root request to kick user

	KICK %s

• Send %s[1] to %s[0] ONLY

	PRIVMSG %s^]%s

• Draw Message

  D%s

• Draw Data

  DD%d_%d_%d_%d_%d % (x1, y1, x2, y2, colour)

• Draw Clear

  DC

• a new client has connected, [b]with name[/b]

	CLIENT_CONN %s

• authenticated (named) client disconnected

	CLIENT_DISCO %s

• client message error

	ERR %s

• see (client->server)::CLIENT_LIST

	CLIENT_LIST*

• message from server to all

	MESSAGE %s

• client %s[0] sets its message colour to %s[1]

	COLOUR %s^]%s

• server informational message

	INFO %s

• client %s[0] renamed to %s[1]

	RENAME %s^]%s

• Server is restarting, reconnect in %d seconds (default to 10)

	RESTART %d

• Private message

	PRIVMSG %s

Server sends

Comm v$VERSION Optional-Server-Desc

where version is something like 1.2 (always in the form %d.%d)

client either disconnects, or continues with the following

NAME Timmy

the server then responds with

ERR %s

or

OK

if ERR, server then closes the connection otherwise the handshake is successful